Analysis Overview
SHA256
0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b
Threat Level: Known bad
The file 0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b was found to be: Known bad.
Malicious Activity Summary
HawkEye
Nirsoft
NirSoft WebBrowserPassView
NirSoft MailPassView
Nirsoft
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-22 19:35
Signatures
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-22 19:35
Reported
2022-02-22 19:54
Platform
win7-en-20211208
Max time kernel
151s
Max time network
128s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 944 set thread context of 440 | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 944 set thread context of 1836 | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe
"C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| US | 142.250.102.109:587 | smtp.gmail.com | tcp |
Files
memory/944-53-0x0000000075431000-0x0000000075433000-memory.dmp
memory/944-55-0x00000000009D0000-0x00000000009D1000-memory.dmp
memory/944-54-0x00000000747A1000-0x00000000747A2000-memory.dmp
memory/944-56-0x00000000747A2000-0x00000000747A4000-memory.dmp
memory/440-57-0x0000000000400000-0x000000000041B000-memory.dmp
memory/944-59-0x00000000009D5000-0x00000000009E6000-memory.dmp
memory/440-60-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1836-61-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/1836-64-0x0000000000400000-0x0000000000458000-memory.dmp
memory/944-65-0x00000000009E6000-0x00000000009E7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-22 19:35
Reported
2022-02-22 19:54
Platform
win10v2004-en-20220113
Max time kernel
107s
Max time network
158s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5108 wrote to memory of 4524 | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | C:\Windows\SysWOW64\fondue.exe |
| PID 5108 wrote to memory of 4524 | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | C:\Windows\SysWOW64\fondue.exe |
| PID 5108 wrote to memory of 4524 | N/A | C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe | C:\Windows\SysWOW64\fondue.exe |
| PID 4524 wrote to memory of 4920 | N/A | C:\Windows\SysWOW64\fondue.exe | C:\Windows\system32\FonDUE.EXE |
| PID 4524 wrote to memory of 4920 | N/A | C:\Windows\SysWOW64\fondue.exe | C:\Windows\system32\FonDUE.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe
"C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe"
C:\Windows\SysWOW64\fondue.exe
"C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll
C:\Windows\system32\FonDUE.EXE
"C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | crl4.digicert.com | udp |
| US | 93.184.220.29:80 | crl4.digicert.com | tcp |
| US | 93.184.220.29:80 | crl4.digicert.com | tcp |
| US | 93.184.220.29:80 | crl4.digicert.com | tcp |